CN219114189U

CN219114189U - Circuit board corner cutting machine

Info

Publication number: CN219114189U
Application number: CN202222859461.7U
Authority: CN
Inventors: 叶天
Original assignee: Sichuan Shengda Xinxing Electronics Co ltd
Current assignee: Sichuan Shengda Xinxing Electronics Co ltd
Priority date: 2022-10-28
Filing date: 2022-10-28
Publication date: 2023-06-02
Anticipated expiration: 2032-10-28

Abstract

The utility model discloses a circuit board corner cutting machine, which comprises a base and two mounting frames vertically arranged on two sides of the top surface of the base, wherein a cutting device is horizontally arranged between the mounting frames, and a placing device is arranged on the base on the lower side of the cutting device; the placing device comprises a placing plate, a group of fixing mechanisms are arranged on the placing plate, a rotary column which is in a circular table shape and is internally provided with a cavity is arranged at the lower end of the placing plate, a third sliding groove is arranged between the bottom of the placing plate and the top of the base, a plurality of steel balls are arranged in the third sliding groove, a first fixing frame is transversely arranged at the lower side of the base, and a base of the rotary column is arranged in a gap between the first fixing frame and the base; the lower side of the rotary column is provided with a positioning mechanism. By adopting the rotatable placement device, the corresponding size cutting is conveniently carried out according to the size of the required circuit board, and the processed circuit board can more meet the actual requirements. The corner cutting process of the corner cutting machine is stable, deviation is not easy to cause in cutting, and the cutting effect is good.

Description

Circuit board corner cutting machine

Technical Field

The utility model relates to the technical field of corner cutting machines, in particular to a circuit board corner cutting machine.

Background

In the production process of the circuit board, redundant corners need to be cut off, so that the installation of the circuit board is facilitated, and meanwhile, the damage to the circuit board caused by corner abrasion can be prevented. In the prior art with publication number CN208543554U, the corner cutting machine is a circuit board corner cutting machine that cuts a circuit board of a certain fixed size in a definite size, and cannot adjust the corner cutting size according to various circuit board sizes and required circuit board sizes.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model aims to provide a circuit board corner cutting machine.

The utility model adopts the following technical scheme to realize the aim:

the circuit board corner cutting machine comprises a base and two mounting frames vertically arranged on two sides of the top surface of the base, wherein a cutting device is horizontally arranged between the two mounting frames, and a placing device is arranged on the base on the lower side of the cutting device; the placing device comprises a placing plate, a group of fixing mechanisms are arranged on the placing plate, a rotary column which is in a round table shape and is internally provided with a cavity is arranged at the lower end of the placing plate, a third sliding groove is formed around the top of the rotary column, a bearing is arranged in the third sliding groove, a first fixing frame is transversely arranged at the lower side of the base, and the rotary column base is arranged in a gap between the first fixing frame and the base; the rotary column is characterized in that a positioning mechanism is arranged on the lower side of the rotary column and comprises a truncated cone-shaped movable block extending into an inner cavity of the rotary column, the lower end of the movable block is connected with a second threaded rod, and the second threaded rod is arranged on the first fixing frame in a penetrating mode.

In the above technical solution, preferably, each fixing mechanism includes a second sliding rod disposed in a second sliding groove on the placement plate, a second spring is sleeved on the second sliding rod, one end of the second spring is connected to an inner wall of the second sliding groove, and the other end of the second spring is connected to the bracket; the support bottom is equipped with the aperture to establish on the second slide bar through the aperture cover, the second sliding tray is worn out to the support lower extreme, and the support bottom is equipped with the movable plate, the support upper end is worn to be equipped with the third threaded rod, the clamp plate is connected to third threaded rod bottom, the clamp plate bottom surface is equipped with the third rubber pad.

In the above technical solution, preferably, two fixing mechanisms are provided in a group, and the two fixing mechanisms are symmetrically arranged with the center point of the placement plate; the second sliding grooves are arranged in two, and the two second sliding grooves are symmetrically arranged at the center point of the placing plate.

In the above technical scheme, preferably, the surface of the inner cavity of the rotary column is provided with a first rubber pad, and the surface of the truncated cone of the movable block is provided with a second rubber pad.

In the above technical scheme, preferentially, the cutting device comprises a movable frame, a groove is formed in the movable frame, a first threaded rod is arranged in the groove, a movable block is arranged on the first threaded rod in a penetrating mode, the lower side of the movable block is connected with a cutting blade, a second motor is arranged on the cutting blade, and the first threaded rod is driven to rotate through a first motor at one end.

In the above technical scheme, preferably, a second fixing frame is arranged between the two mounting frames at the upper side of the cutting device, two air cylinders are arranged at the lower end of the second fixing frame, and the air cylinders are connected with the top of the movable frame of the cutting device through telescopic rods.

In the above technical scheme, preferentially, the inner side of the mounting frame is provided with a first sliding groove, a first sliding rod is arranged in the first sliding groove along the direction of the first sliding groove, and the movable frame is sleeved on the first sliding rod through sliding parts at two ends.

In the above technical scheme, preferably, the placing plate is provided with a plurality of cushion blocks.

Compared with the prior art, the utility model provides the circuit board corner cutting machine, which has the following beneficial effects:

1. the corner cutting machine can fix circuit boards with different sizes by improving the fixing mechanism.

2. By adopting the rotatable placement device, the corresponding size cutting is conveniently carried out according to the size of the required circuit board, and the processed circuit board can more meet the actual requirements.

3. The corner cutting process of the corner cutting machine is stable, deviation is not easy to cause in cutting, and the cutting effect is good.

Drawings

FIG. 1 is a schematic view of the overall structure of the corner cutter of the present utility model;

FIG. 2 is a schematic view of portion A of FIG. 1;

FIG. 3 is a top view of the placement device of the present utility model;

FIG. 4 is a schematic view of portion B of FIG. 3;

in the figure: 1-base, 101-first mount, 2-mount, 201-first sliding channel, 202-first slide bar, 3-second mount, 4-cylinder, 5-telescoping rod, 6-cutting device, 601-first motor, 602-second motor, 603-moving rack, 604-first threaded rod, 605-moving block, 606-cutting blade, 7-placement device, 701-placement plate, 702-rotating column, 703-first rubber pad, 704-spacer, 705-third sliding channel, 706-bearing, 707-second sliding channel, 8-fixing mechanism, 801-second slide bar, 802-second spring, 803-bracket, 804-third rubber pad, 805-pressing plate, 806-third threaded rod, 807-moving plate, 9-positioning mechanism, 901-second rubber pad, 902-moving block, 903-second threaded rod, 10-circuit board.

Detailed Description

It should be noted that the positional or positional relationship indicated by the terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," second, "and third" are used merely to distinguish one entity or action from another entity or action, and do not necessarily require or imply any such actual relationship or order between such entities or actions.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

referring to fig. 1 to 4, an embodiment of the present utility model provides a circuit board corner cutting machine, including a base 1 and two mounting frames 2 vertically disposed on two sides of a top surface of the base 1, a cutting device 6 is horizontally disposed between the two mounting frames 2, the cutting device 6 includes a moving frame 603, a slot is formed on the moving frame 603, a first threaded rod 604 is installed in the slot, a moving block 605 is penetrated on the first threaded rod 604, a cutting blade 606 is connected to a lower side of the moving block 605, a second motor 602 is disposed on the cutting blade 606, the first threaded rod 604 is driven to rotate by a first motor 601 at one end, a second fixing frame 3 is disposed between the two mounting frames 2 at an upper side of the cutting device 6, two cylinders 4 are disposed at a lower end of the second fixing frame 3, the cylinders 4 are connected to a top of the moving frame 603 of the cutting device 6 by a telescopic rod 5, the telescopic rod 5 is driven to move up and down by the telescopic rod 5, and the moving frame 603 is driven to move up and down by the telescopic rod 4, so that the whole cutting device 6 can move up and down; in the cutting process, the first motor 601 drives the first threaded rod 604 to rotate, so that the moving block 605 is controlled to move left and right, the moving block 605 moves to drive the cutting blade 606 at the lower end to move, the cutting blade 606 is driven by the second motor 602 to operate, the whole cutting device 6 moves downwards to be close to the circuit board 10, and the cutting blade 606 is controlled to move according to the required cutting range, so that the aim of cutting the circuit board 10 to be cut below is fulfilled.

To better implement the utility model, referring to fig. 1, 2 and 3, in one embodiment, a placement device 7 is provided on the base 1 at the lower side of the cutting device 6, the placement device 7 includes a placement plate 701, a group of fixing mechanisms 8 are provided on the placement plate 701, two fixing mechanisms 8 are provided in a group, and two fixing mechanisms 8 are symmetrically arranged at the center point of the placement plate 701, each fixing mechanism 8 includes a second sliding rod 801 provided in a second sliding groove 707 on the placement plate 701, a second spring 802 is sleeved on the second sliding rod 801, one end of the second spring 802 is connected to the inner wall of the second sliding groove 803, and the other end of the second spring 802 is connected to a bracket 803; the bottom end of the bracket 803 is provided with a small hole, the small hole is sleeved on the second slide bar 801, the lower end of the bracket 803 penetrates out of the second sliding groove 707, the bottom end of the bracket 803 is provided with a moving plate 807, the upper end of the bracket 803 is provided with a third threaded rod 806 in a penetrating way, the bottom of the third threaded rod 806 is connected with a pressing plate 805, and the bottom surface of the pressing plate 805 is provided with a third rubber pad 804; the second sliding grooves 707 are provided in two, and the two second sliding grooves 707 are arranged in point symmetry with respect to the center of the placement plate 701. When the circuit board 10 with different sizes is cut, the fixing mechanism 8 can be pulled to the outer side of the second sliding groove 707, the second springs 802 are stretched, at this time, the two second springs 802 have a retracting force on the support 803, and after the circuit board 10 is placed, the circuit board 10 to be cut is fixed again by rotating the third threaded rod 806, and the circuit board 10 is fixed more stably by fixing transversely and longitudinally, so that deviation is not easily caused by unstable fixing of the circuit board 10 in the cutting process, and the use of the subsequent circuit board is affected.

In order to better implement the utility model, referring to fig. 1 and 2, in one embodiment, the lower end of the placement plate 701 is provided with a rotary column 702 with a truncated cone shape and a cavity inside, a third sliding groove 705 is arranged around the top of the rotary column 702, the third sliding groove 705 is arranged around the top of the rotary column 702, a bearing 706 is arranged in the third sliding groove 705, the rotary column 702 and the base 1 can rotate through the bearing 706, and the rotary column 702 is provided with the truncated cone shape, so that the rotary column 702 not only ensures the rotation of the rotary column, but also can avoid unstable fixation of the circuit board 10 caused by ejection of the base 1 when the rotary column is fixed through the positioning mechanism 9; a first fixing frame 101 is transversely arranged on the lower side of the base 1, and the rotary column 702 is arranged in a gap between the first fixing frame 101 and the base 1; the inside cavity surface of column 702 is equipped with first rubber pad 703, the column 702 downside is equipped with positioning mechanism 9, positioning mechanism 9 is including stretching into the movable block 902 of the round platform shape of the inside cavity of column 702, the round platform shape surface of movable block 902 is equipped with second rubber pad 901, the second threaded rod 903 is connected to the movable block 902 lower extreme, second threaded rod 903 wears to establish on first mount 101, just the screw thread of first mount 101 department of wearing matches with the screw thread on the second threaded rod 903. The placing device 7 can rotate through the rotating column 702, when the placing plate 701 is rotated to a position where the circuit board 10 is ready to be cut, the second threaded rod 903 is rotated upwards, so that the movable block 902 is completely attached to the inner cavity of the rotating column 702, the second rubber pad 901 on the movable block 902 is tightly attached to the first rubber pad 703 on the surface of the inner cavity of the rotating column 702 under the upward action of the second threaded rod 903, the placing plate 701 is prevented from rotating, and the circuit board 10 is kept in a stable position in the cutting process, so that the cutting is more accurate.

In order to implement the utility model better, referring to fig. 1, in one embodiment, a first sliding groove 201 is provided on the inner side of the mounting frame 2, a first sliding rod 202 is provided in the first sliding groove 201 along the direction of the first sliding groove 201, and the moving frame 603 is sleeved on the first sliding rod 202 through sliding parts at two ends. The moving frame 603 is penetrated to the first slide bar 202, so that the whole cutting device 6 moves more stably.

To better implement the utility model, referring to fig. 1, in one embodiment, the placement plate 701 is provided with a plurality of pads 704, and the number of pads 704 may be determined according to practical situations. The circuit board 10 is placed on the spacer 704 to avoid damage to the placement plate 701 by the cutting blade 606 if the circuit board 10 is cut to a smaller size.

Based on the circuit board corner cutting machine, the basic principle is as follows:

placing the circuit board 10 to be cut on the placing plate 701, fixing the circuit board 10 by the fixing mechanism 8, preventing the circuit board 10 from moving on the placing plate 701, rotating the placing plate 701 to a proper cutting angle, screwing the second threaded rod 903, so that a large friction resistance is generated between the second rubber pad 901 between the movable block 902 and the rotary column 702 and the first rubber pad 703, fixing the position of the placing device 7, and controlling the telescopic rod 5 by the air cylinder 4 to enable the cutting device 6 to move downwards; during the cutting process, the first motor 601 drives the first threaded rod 604 to rotate, so that the moving block 605 moves left and right, and the movement of the cutting blade 606 is controlled, thereby completing the corner cutting process of the whole circuit board 10.

In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

The above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the scope of the present utility model. It will be apparent that the described embodiments are merely some, but not all, embodiments of the utility model. Based on these embodiments, all other embodiments that may be obtained by one of ordinary skill in the art without inventive effort are within the scope of the utility model. Although the present utility model has been described in detail with reference to the above embodiments, those skilled in the art may still combine, add or delete features of the embodiments of the present utility model or make other adjustments according to circumstances without any conflict, so as to obtain different technical solutions without substantially departing from the spirit of the present utility model, which also falls within the scope of the present utility model.

Claims

1. The circuit board corner cutting machine comprises a base (1) and two mounting frames (2) vertically arranged on two sides of the top surface of the base (1), and is characterized in that a cutting device (6) is transversely arranged between the two mounting frames (2), and a placing device (7) is arranged on the base (1) on the lower side of the cutting device (6);

the placing device (7) comprises a placing plate (701), a group of fixing mechanisms (8) are arranged on the placing plate (701), a rotary column (702) which is in a round table shape and is internally provided with a cavity is arranged at the lower end of the placing plate (701), a third sliding groove (705) is formed in the periphery of the top of the rotary column (702), a bearing (706) is arranged in the third sliding groove (705), a first fixing frame (101) is transversely arranged at the lower side of the base (1), and the base of the rotary column (702) is arranged in a gap between the first fixing frame (101) and the base (1);

the rotary column (702) downside is equipped with positioning mechanism (9), positioning mechanism (9) are including stretching into movable block (902) of round platform shape of the inside cavity of rotary column (702), second threaded rod (903) are connected to movable block (902) lower extreme, second threaded rod (903) wears to establish on first mount (101).

2. The circuit board corner cutting machine according to claim 1, wherein each fixing mechanism (8) comprises a second sliding rod (801) arranged in a second sliding groove (707) on the placing plate (701), a second spring (802) is sleeved on the second sliding rod (801), one end of the second spring (802) is connected with the inner wall of the second sliding groove (707), and the other end of the second spring is connected with a bracket (803);

the bottom of the support (803) is provided with small holes, the support is sleeved on a second sliding rod (801) through the small holes, the lower end of the support (803) penetrates out of a second sliding groove (707), the bottom of the support (803) is provided with a moving plate (807), the upper end of the support (803) is provided with a third threaded rod (806) in a penetrating mode, the bottom of the third threaded rod (806) is connected with a pressing plate (805), and the bottom surface of the pressing plate (805) is provided with a third rubber pad (804).

3. The circuit board corner cutting machine according to claim 2, wherein there are two of the set of fixing mechanisms (8), and the two fixing mechanisms (8) are arranged symmetrically with respect to the center point of the placement plate (701); the second sliding grooves (707) are provided in two, and the two second sliding grooves (707) are arranged in a point-symmetrical manner with respect to the center of the placement plate (701).

4. The circuit board corner cutting machine according to claim 1, wherein the inner cavity surface of the rotating column (702) is provided with a first rubber pad (703), and the truncated cone-shaped surface of the movable block (902) is provided with a second rubber pad (901).

5. The circuit board corner cutting machine according to claim 1, wherein the cutting device (6) comprises a movable frame (603), a groove is formed in the movable frame (603), a first threaded rod (604) is installed in the groove, a movable block (605) is arranged on the first threaded rod (604) in a penetrating mode, a cutting blade (606) is connected to the lower side of the movable block (605), a second motor (602) is arranged on the cutting blade (606), and the first threaded rod (604) is driven to rotate through a first motor (601) at one end.

6. The circuit board corner cutting machine according to claim 5, wherein a second fixing frame (3) is arranged between the two mounting frames (2) on the upper side of the cutting device (6), two air cylinders (4) are arranged at the lower ends of the second fixing frames (3), and the air cylinders (4) are connected with the top of the movable frame (603) of the cutting device (6) through telescopic rods (5).

7. The circuit board corner cutting machine according to claim 5, wherein a first sliding groove (201) is formed in the inner side of the mounting frame (2), a first sliding rod (202) is arranged in the first sliding groove (201) along the direction of the first sliding groove (201), and the movable frame (603) is sleeved on the first sliding rod (202) through sliding parts at two ends.

8. The circuit board corner cutting machine according to claim 1, wherein the placement plate (701) is provided with a plurality of pads (704).